This is American politics 2019, in a nutshell: Republicans circle the wagons around Donald Trump and a renewed fondness for red-baiting, while Democrats equivocate over Alexandria Ocasio-Cortez (D-NY) and the Green New Deal.

According to new estimates published in Environmental Health Perspectives, radon exposure itself may be responsible for 14–17% of lung cancer cases and 3% of all cancer mortality in the 66 countries for which national data on radon exposure are available.